WO2023047649A1 - Dispositif de détection de rotation et stylet - Google Patents

Dispositif de détection de rotation et stylet Download PDF

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Publication number
WO2023047649A1
WO2023047649A1 PCT/JP2022/011414 JP2022011414W WO2023047649A1 WO 2023047649 A1 WO2023047649 A1 WO 2023047649A1 JP 2022011414 W JP2022011414 W JP 2022011414W WO 2023047649 A1 WO2023047649 A1 WO 2023047649A1
Authority
WO
WIPO (PCT)
Prior art keywords
rotation
detection device
rotation detection
operating member
cam
Prior art date
Application number
PCT/JP2022/011414
Other languages
English (en)
Japanese (ja)
Inventor
啓志 小原
Original Assignee
アルプスアルパイン株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by アルプスアルパイン株式会社 filed Critical アルプスアルパイン株式会社
Priority to JP2023549346A priority Critical patent/JPWO2023047649A1/ja
Publication of WO2023047649A1 publication Critical patent/WO2023047649A1/fr
Priority to US18/441,434 priority patent/US20240186081A1/en

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
    • H01H19/02—Details
    • H01H19/10—Movable parts; Contacts mounted thereon
    • H01H19/14—Operating parts, e.g. turn knob
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05G—CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY
    • G05G1/00—Controlling members, e.g. knobs or handles; Assemblies or arrangements thereof; Indicating position of controlling members
    • G05G1/015—Arrangements for indicating the position of a controlling member
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05G—CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY
    • G05G1/00—Controlling members, e.g. knobs or handles; Assemblies or arrangements thereof; Indicating position of controlling members
    • G05G1/08—Controlling members for hand actuation by rotary movement, e.g. hand wheels
    • G05G1/10—Details, e.g. of discs, knobs, wheels or handles
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05G—CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY
    • G05G5/00—Means for preventing, limiting or returning the movements of parts of a control mechanism, e.g. locking controlling member
    • G05G5/03—Means for enhancing the operator's awareness of arrival of the controlling member at a command or datum position; Providing feel, e.g. means for creating a counterforce
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05G—CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY
    • G05G5/00—Means for preventing, limiting or returning the movements of parts of a control mechanism, e.g. locking controlling member
    • G05G5/05—Means for returning or tending to return controlling members to an inoperative or neutral position, e.g. by providing return springs or resilient end-stops
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
    • G06F3/0354—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
    • G06F3/03545—Pens or stylus
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
    • G06F3/0362—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of 1D translations or rotations of an operating part of the device, e.g. scroll wheels, sliders, knobs, rollers or belts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
    • H01H19/02—Details
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
    • H01H19/02—Details
    • H01H19/04—Cases; Covers
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05G—CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY
    • G05G2505/00—Means for preventing, limiting or returning the movements of parts of a control mechanism, e.g. locking controlling member
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2215/00—Tactile feedback

Definitions

  • the present invention relates to a rotation detection device and a stylus pen.
  • Patent Document 1 discloses a technique for applying a restoring force to the center position to the operating body by using a torsion coil spring, relating to a compound operation type electric component capable of rotating the operating body.
  • a rotation detection device includes an annular operation member rotatable around a central axis of rotation, a base member disposed inside the operation member, and a rotation direction of the operation member in a pressing direction. a switch installed on the base member and pressed by rotation of the operating member.
  • the switch can be pressed more reliably while downsizing the rotation detection device.
  • FIG. 1 is an external perspective view of a rotation detection device according to an embodiment
  • FIG. 1 is a perspective view of a rotation detection device according to one embodiment
  • FIG. 1 is an exploded perspective view of a rotation detection device according to one embodiment
  • FIG. 1 is an exploded perspective view of a rotation detection device according to one embodiment
  • FIG. 1 is a plan view of a rotation detection device according to an embodiment (with the upper cover removed) viewed from above
  • FIG. 1 is an external perspective view of a rotation detection device according to an embodiment (with operation members removed);
  • FIG. 4 is a perspective view for explaining the operation of pressing a pair of switches of the rotation detection device according to one embodiment;
  • FIG. 4 is a perspective view for explaining the operation of pressing a pair of switches of the rotation detection device according to one embodiment;
  • FIG. 4 is a perspective view for explaining the operation of pressing a pair of switches of the rotation detection device according to one embodiment
  • 1 is an external perspective view of a rotation detection device according to an embodiment (with operation members removed);
  • FIG. Sectional view of a rotation detection device according to one embodiment FIG. 4 is a perspective view for explaining the operation of the return mechanism included in the rotation detection device according to one embodiment;
  • FIG. 4 is a perspective view for explaining the operation of the return mechanism included in the rotation detection device according to one embodiment;
  • 1 is an external perspective view of a stylus pen 10 according to an embodiment;
  • FIG. 1 is an exploded perspective sectional view of a stylus pen according to an embodiment;
  • FIG. Sectional view of a stylus pen according to one embodiment FIG.
  • FIG. 10 is an exploded perspective view of a rotation detection device according to a modification of one embodiment
  • FIG. 5 is a plan view of a rotation detection device according to a modification of the embodiment (with the upper cover removed) as viewed from above
  • FIG. 11 is an external perspective view of a rotation detection device according to a modified example of one embodiment (with the operating member removed); Sectional view of a rotation detection device according to a modification of one embodiment
  • the direction of the rotation center axis AX is defined as the Z-axis direction.
  • the side on which the upper cover 140 is provided is the upper side (positive direction of the Z-axis).
  • the side on which the base member 120 is provided is defined as the lower side (Z-axis negative direction).
  • FIG. 1 is an external perspective view of a rotation detection device 100 according to one embodiment.
  • the rotation detection device 100 shown in FIG. 1 has an annular operating member 110 rotatable around a rotation center axis AX.
  • the rotation detection device 100 is mainly attached to a round-bar-shaped stylus pen, and detects a rotation operation of the operation member 110 by rotating the operation member 110 to generate a switch signal for switching the function of the stylus pen.
  • FPC Flexible Printed Circuits
  • FIG. 2 is a perspective view of a rotation detection device 100 according to one embodiment.
  • 3 and 4 are exploded perspective views of the rotation detection device 100 according to one embodiment.
  • the rotation detection device 100 includes an operation member 110, a base member 120, an FPC 130, an upper cover 140, a cam member 150, and a coil spring 160.
  • FIG. 1 is a perspective view of a rotation detection device 100 according to one embodiment.
  • 3 and 4 are exploded perspective views of the rotation detection device 100 according to one embodiment.
  • the rotation detection device 100 includes an operation member 110, a base member 120, an FPC 130, an upper cover 140, a cam member 150, and a coil spring 160.
  • the operation member 110 is an annular resin-made member that can rotate in both directions (clockwise direction (arrow A direction) and counterclockwise direction (arrow B direction)) around the rotation center axis AX.
  • the operation member 110 has a wall-shaped protrusion 112 inside an annular main body 111 that can press the pair of switches 131A and 131B.
  • the projecting portion 112 has a wall shape protruding from the inner peripheral surface of the annular body portion 111 of the operating member 110 toward the center of the body portion 111 .
  • the protrusion 112 is arranged between a pair of switches 131A and 131B facing each other. Accordingly, when the operation member 110 rotates clockwise, the protrusion 112 can press the switch 131A with the pressing surface 112A facing the switch 131A. Further, the projecting portion 112 can press the switch 131B with the pressing surface 112B facing the switch 131B when the operation member 110 rotates counterclockwise.
  • the operation member 110 is provided with a pair of movable wall portions 115 inside the annular main body portion 111 .
  • Each of the pair of movable wall portions 115 is provided so as to protrude from the inner peripheral surface of the main body portion 111 and has a horizontal flat plate shape.
  • An opening 114 is provided between the pair of movable wall portions 115 .
  • Each of the pair of movable wall portions 115 has a pair of cam surfaces 113A and 113B, which are downward inclined surfaces capable of pressing the cam ridges 151 of the cam member 150, at the ends on the opening 114 side.
  • the pair of cam surfaces 113A and 113B are provided to face the cam ridges 151 (the pair of inclined surfaces 151A and 151B) of the cam member 150, and are pressed by the cam ridges 151 to return the operation member 110 to the initial position.
  • the pair of movable wall portions 115 contact the wall surfaces of the pillars 121A and 121B of the base member 120 when the operation member 110 rotates, thereby increasing the maximum rotation angle of the operation member 110 by a predetermined angle (for example, 15°).
  • the pair of cam surfaces 113A and 113B is an example of a "contact portion".
  • the “contact portion” is not limited to the cam surface (inclined surface) as long as the operation member 110 can be returned to the initial position by contacting at least the cam ridge 151 .
  • the “contact portion” may be a lower corner portion of a horizontal flat plate portion provided to protrude from the inner peripheral surface of the main body portion 111 toward the cam peak 151 .
  • the base member 120 is a resin member arranged inside the operation member 110 .
  • the base member 120 has a disk-shaped bottom plate portion 122 at the bottom.
  • the base member 120 is provided with each of the pillars 121A, 121B, 121C, 121D, and 123 protruding upward from the upper surface of the bottom plate 122 .
  • the strut portions 121A and 121B are mainly provided to support the pair of switches 131A and 131B facing each other between the strut portions 121A and 121B.
  • the strut portions 121C and 121D are mainly provided to hold the cam member 150 slidably in the vertical direction (Z-axis direction) between the strut portions 121C and 121D.
  • the strut portion 123 is provided between the strut portion 121A and the strut portion 121B.
  • the strut portion 123 is provided mainly to support the base portion 130A of the FPC 130.
  • a through hole 124 is formed in the center of the base member 120 so as to penetrate the bottom plate portion 122 of the base member 120 in the vertical direction.
  • the base member 120 is formed with a pair of through holes 125 that vertically penetrate through the supporting columns 121A and 121B. Fixing screws for fixing the rotation detection device 100 to a stylus pen or the like are inserted through the pair of through holes 125 .
  • a semi-cylindrical protrusion 126 for positioning the rotation detection device 100 on a stylus pen or the like is provided on the lower surface of the bottom plate portion 122 of the base member 120 so as to protrude downward.
  • the FPC 130 is a flexible film-like circuit board.
  • the FPC 130 has a base portion 130A and a pair of mounting portions 130B and 130C.
  • the base portion 130A is a portion that has a constant width and extends linearly in the vertical direction (Z-axis direction).
  • the base portion 130A is arranged along the wall surface 123A of the supporting column portion 123 of the base member 120 on the rotation center axis AX side and through the through hole 124 of the base member 120 . Further, by attaching the upper cover 140, the base 130A is sandwiched between the wall surface 123A and the tongue portion 144A of the upper cover 140, and is stably held.
  • the mounting portion 130B is a rectangular portion extending outward from the upper end portion of the base portion 130A.
  • a switch 131A is mounted on the mounting portion 130B.
  • the mounting portion 130C is a rectangular portion extending outward from the upper end portion of the base portion 130A.
  • a switch 131B is mounted on the
  • the FPC 130 is mounted with a pair of switches 131A and 131B capable of detecting rotation of the operation member 110 in both directions around the rotation center axis AX.
  • Each of the pair of switches 131A and 131B is mounted on the FPC 130 and installed on the base member 120 so that the rotation direction of the operation member 110 is the pressing direction, and is pressed by the rotation of the operation member 110 .
  • a pair of switches 131A and 131B are installed on the base member 120 so as to face each other.
  • a protrusion 112 of the operation member 110 is arranged between the pair of switches 131A and 131B.
  • the pair of switches 131A and 131B can be pressed by the protrusions 112 of the operating member 110 as the operating member 110 rotates in both directions.
  • the switch 131A when the operation member 110 rotates clockwise as viewed from above, the switch 131A is pressed by the protrusion 112, thereby causing the operation member 110 to rotate. Rotation in the clockwise direction can be detected.
  • the switch 131B when the operating member 110 rotates counterclockwise as viewed from above, the switch 131B is pressed by the protrusion 112, thereby causing the operating member 110 to rotate. Rotation in the clockwise direction can be detected.
  • the pair of switches 131A and 131B can present a click operation feeling.
  • the upper cover 140 is a disc-shaped member made of resin that is placed on top of the base member 120 inside the operation member 110 .
  • the operation member 110 is rotatably supported by the base member 120 by sandwiching the pair of movable wall portions 115 between the upper cover 140 and the base member 120 inside the operation member 110 .
  • a through hole 141 is formed in the center of the upper cover 140 so as to pass through the upper cover 140 in the vertical direction.
  • the upper cover 140 is formed with a pair of through holes 142 penetrating through the upper cover 140 in the vertical direction. Fixing screws for fixing the rotation detection device 100 to a stylus pen or the like are inserted through the pair of through holes 142 .
  • a semi-cylindrical protrusion 143 is provided on the upper surface of the upper cover 140 so as to protrude upward for positioning the rotation detection device 100 on a stylus pen or the like.
  • a semi-cylindrical tubular portion 144 is provided on the lower surface of the upper cover 140 so as to protrude downward.
  • the upper end of the cylindrical space of the cylindrical portion 144 is connected to the through hole 141
  • the lower end of the cylindrical space of the cylindrical portion 144 is connected to the through hole 124 of the base member 120 .
  • a flat portion of the cylindrical portion 144 is provided with a tongue portion 144A extending further downward.
  • the cam member 150 is a resin member arranged inside the operation member 110 so as to be slidable in the vertical direction (Z-axis direction).
  • the cam member 150 has a cam ridge 151 facing upward (in the axial direction of the rotation center axis AX).
  • the cam ridge 151 has a pair of inclined surfaces 151A and 151B.
  • the cam ridge 151 has a mountain shape whose width gradually narrows upward (in the positive Z-axis direction).
  • the coil spring 160 is an example of an "elastic member”.
  • the coil spring 160 is arranged below the cam member 150 inside the operating member 110 .
  • the coil spring 160 biases the cam member 150 upward (in the axial direction of the rotation center axis AX).
  • FIG. 5 is a top plan view of the rotation detection device 100 (with the upper cover 140 removed) according to one embodiment.
  • FIG. 6 is an external perspective view of the rotation detection device 100 (with the operation member 110 removed) according to one embodiment.
  • FIG. 7 is a cross-sectional view of the rotation detection device 100 according to one embodiment. 5 to 7 show a configuration for pressing a pair of switches 131A and 131B included in the rotation detection device 100 according to one embodiment.
  • a pair of support sections 121A and 121B of the base member 120 are arranged inside the operation member 110.
  • An installation surface 121Aa of the column portion 121A and an installation surface 121Ba of the column portion 121B face each other with a predetermined angle ⁇ (30° in this embodiment).
  • the switch 131A is installed on the installation surface 121Aa with the switch 131A mounted on the FPC .
  • a switch 131B mounted on the FPC 130 is installed on the installation surface 121Ba.
  • the pair of switches 131A and 131B are installed on the base member 120 so as to face each other and with the direction of rotation of the operation member 110 being the pressing direction.
  • a protrusion 112 of the operating member 110 is arranged between the pair of switches 131A and 131B.
  • the protrusion 112 has a pressing surface 112A facing the switch 131A and a pressing surface 112B facing the switch 131B.
  • FIGS. 8A and 8B are perspective views for explaining the operation of pressing the pair of switches 131A and 131B of the rotation detection device 100 according to one embodiment.
  • the protrusion 112 of the operation member 110 is in the initial position (the pair of switches 131A, 131B).
  • the rotation detection device 100 can press the switch 131A with the protrusion 112 (the pressing surface 112A facing the switch 131A) when the operating member 110 rotates clockwise.
  • FIG. 9 is an external perspective view of the rotation detection device 100 (with the operation member 110 removed) according to one embodiment.
  • FIG. 10 is a cross-sectional view of the rotation detection device 100 according to one embodiment. 9 and 10 show the configuration of a return mechanism 100A included in the rotation detection device 100 according to one embodiment.
  • the rotation detection device 100 includes a return mechanism 100A that returns the operation member 110 to the initial position by elastic force.
  • the return mechanism 100A includes a cam member 150, a coil spring 160, and a pair of cam surfaces 113A and 113B of the operating member 110. As shown in FIG.
  • a pair of struts 121C and 121D of the base member 120 are arranged inside the operation member 110.
  • the cam member 150 is arranged between the sliding contact surface 121Ca of the support 121C and the sliding contact surface 121Da of the support 121D so as to be slidable in the vertical direction (Z-axis direction).
  • a cam ridge 151 is provided on the upper portion of the cam member 150 .
  • the cam ridge 151 has a mountain shape whose width gradually narrows upward (in the positive Z-axis direction). That is, the cam ridge 151 has a pair of inclined surfaces 151A and 151B.
  • the operating member 110 has a pair of cam surfaces 113A and 113B inside the annular main body 111 that can press the pair of inclined surfaces 151A and 151B of the cam member 150.
  • the pair of cam surfaces 113A and 113B are provided on the upper side of the cam member 150 so as to face the pair of inclined surfaces 151A and 151B of the cam peak 151.
  • the cam surface 113A abuts on the inclined surface 151A of the cam ridge 151 and has the same inclination angle as the inclined surface 151A of the cam member 150.
  • the cam surface 113A can press the inclined surface 151A of the cam member 150 as the operating member 110 rotates counterclockwise. Also, the cam surface 113B abuts on the inclined surface 151B of the cam ridge 151 and has the same inclination angle as the inclined surface 151B of the cam ridge 151. As shown in FIG. The cam surface 113B can press the inclined surface 151B of the cam member 150 as the operating member 110 rotates clockwise.
  • the coil spring 160 is provided below the cam member 150 (Z-axis negative side) and biases the cam member 150 upward (Z-axis positive direction).
  • the pair of inclined surfaces 151A and 151B of the cam member 150 are constantly pressed against the pair of cam surfaces 113A and 113B of the operating member 110 by the biasing force from the coil spring 160 .
  • FIGS. 11A and 11B are perspective views for explaining the operation of the return mechanism 100A included in the rotation detection device 100 according to one embodiment.
  • the operating member 110 is at the initial position when the operator does not rotate the operating member 110 .
  • the tip of the cam ridge 151 is fitted into the opening 114 between the pair of cam surfaces 113A and 113B, so that the operation member 110 is held at the initial position.
  • the elastic force of the coil spring 160 pushes the cam member 150 upward (positive direction of the Z axis).
  • the inclined surface 151A or the inclined surface 151B of the cam member 150 presses the cam surface 113A or the cam surface 113B of the operating member 110, thereby rotating the operating member 110 in the return direction.
  • the tip of the cam ridge 151 fits into the opening 114 between the pair of cam surfaces 113A and 113B. As a result, the operation member 110 stops rotating in the return direction and is held at the initial position shown in FIG. 11A.
  • the rotation detection device 100 includes the annular operating member 110 rotatable around the rotation center axis AX, the base member 120 arranged inside the operating member 110, and the operating member 120.
  • a switch 131 is installed on the base member 120 so that the rotation direction of the member 110 is the pressing direction, and the switch 131 is pressed by the rotation of the operation member 110 .
  • the switch 131 can be arranged inside the operation member 110, so that the rotation detection device 100 can be made smaller. Further, the rotation detecting device 100 according to one embodiment can directly transmit the rotational force of the operation member 110 to the switch 131, so that the switch 131 can be pressed more reliably.
  • the operation member 110 can rotate in both directions around the rotation center axis AX, and the rotation detection device 100 can detect rotation of the operation member 110 in both directions.
  • a pair of switches 131A and 131B are provided.
  • the rotation detection device 100 can more reliably detect the rotation operation of the operation member 110 in both directions with a compact configuration.
  • the pair of switches 131A and 131B are arranged facing each other.
  • the rotation detection device 100 can more reliably detect the rotation operation of the operation member 110 in both directions with a compact configuration.
  • the operating member 110 has a protrusion 112 capable of pressing the pair of switches 131 inside the operating member 110 and between the pair of switches 131 .
  • the rotation detection device 100 can more reliably detect the rotation operation of the operation member 110 in both directions with a compact configuration.
  • the rotation detection device 100 has a return mechanism 100A that returns the operation member 110 to the initial position by elastic force.
  • the rotation detection device 100 can return the operation member 110 to the initial position when the rotation operation of the operation member 110 is released. That is, the rotation detection device 100 according to one embodiment can always rotate the operation member 110 from the initial position.
  • the return mechanism 100A is provided inside the operation member 110 on the side opposite to the side on which the switch 131 is provided with the rotation center axis AX interposed therebetween. ing.
  • the rotation detecting device 100 can effectively use the space inside the operation member 110 , and thus the size of the operation member 110 can be reduced.
  • the return mechanism 100A is arranged inside the operation member 110 and includes a cam member 150 having a cam peak 151 facing in the axial direction of the rotation center axis AX, and a cam member 150 in the axial direction of the rotation center axis AX, and a coil spring 160 provided integrally with the operation member 110 inside the operation member 110 and facing the cam ridge 151 of the cam member 150. and cam surfaces 113A and 113B that return the operating member 110 to the initial position by abutting thereon.
  • the rotation detection device 100 can rotate the cam member 150 and the coil spring 160 for returning the operation member 110 to the initial position without using a conventional torsion spring or the like. Since it can be arranged in any direction, the outer diameter size of the rotation detection device 100 can be reduced.
  • the switch 131 can present a click operation feeling.
  • the rotation detection device 100 can tactilely notify the operator that the switch 131 has been pressed by the rotation operation.
  • FIG. 12 is an external perspective view of the stylus pen 10 according to one embodiment.
  • the stylus pen 10 generally has a round bar shape whose longitudinal direction is the vertical direction (the Z-axis direction).
  • the stylus pen 10 includes a body portion 11 , a cap 12 and a rotation detection device 100 .
  • the stylus pen 10 is provided with a rotation detection device 100 between the body portion 11 and the cap 12 .
  • the stylus pen 10 can perform switching of functions and the like by rotating the rotation detecting device 100 .
  • the rotation detection device 100 according to one embodiment can be installed at the distal end (upper end) of the body portion 11 of the stylus pen 10 .
  • the outer diameter W1 of the operation member 110 provided in the rotation detection device 100 is approximately equal to the outer diameter of the body portion 11 of the stylus pen 10.
  • substantially equal includes the same case, a slightly larger case, and a slightly smaller case.
  • the outer diameter W1 of the operating member 110 is 10 mm
  • the vertical width W2 of the operating member 110 is 8 mm. That is, the rotation detection device 100 can be miniaturized by having the configuration described in the embodiment, and can be installed even on the stylus pen 10 having a relatively narrow width without discomfort.
  • the outer surface 110A of the operation member 110 is formed with a plurality of grooves 116 extending linearly in the vertical direction at regular intervals as an example of "non-slip processing.” . Accordingly, in the rotation detection device 100 according to the embodiment, the outer surface 110A of the operation member 110 is less slippery, and the operation member 110 can be rotated more reliably.
  • the "anti-slip processing” is not limited to this, and may be any known processing such as a plurality of convex portions, surface roughening, or the like. In addition, “non-slip processing" does not have to be performed.
  • FIG. 13 is an exploded perspective cross-sectional view of the stylus pen 10 according to one embodiment. As shown in FIG. 13, the body portion 11 and the cap 12 of the stylus pen 10 both have a hollow structure, that is, have a cylindrical shape.
  • the rotation detection device 100 has a semi-cylindrical projection 143 on the upper surface of the upper cover 140 .
  • the lower end of the cap 12 is formed with a semicircular opening 12A.
  • the projection 143 of the upper cover 140 is fitted into the opening 12A of the cap 12, so that when the cap 12 is attached to the rotation detection device 100, the cap 12 is attached to the rotation detection device 100. Positioning (center positioning and rotational positioning) can be performed easily and reliably.
  • the rotation detection device 100 has a semi-cylindrical projection 126 on the lower surface of the bottom plate portion 122 of the base member 120 .
  • a semicircular opening 11A is formed at the upper end of the body portion 11 .
  • the rotation detection device 100 detects rotation of the body portion 11 when the rotation detection device 100 is attached to the body portion 11 by fitting the protrusion 126 of the base member 120 into the opening portion 11A of the body portion 11 .
  • the positioning (central positioning and rotational positioning) of the device 100 can be performed easily and reliably.
  • FIG. 14 is a cross-sectional view of the stylus pen 10 according to one embodiment.
  • a base portion 130 ⁇ /b>A of the FPC 130 is drawn downward from the rotation detection device 100 through a through hole 124 formed in the bottom plate portion 122 of the base member 120 . Therefore, as shown in FIG. 14, the base portion 130A of the FPC 130 can be easily pulled out into the cylinder of the body portion 11 through the opening portion 11A of the body portion 11. As shown in FIG.
  • the stylus pen 10 has a pair of fixing screws 13. As shown in FIG.
  • the fixing screw 13 is formed in the upper end portion of the body portion 11 through a through hole 12B formed in the lower end portion of the cap 12 and a through hole 125 formed in the base member 120 of the rotation detecting device 100.
  • the rotation detection device 100 and the cap 12 can be easily coupled to the body portion 11 by screwing them into the screw holes 11B.
  • FIG. 15 is an exploded perspective view of a rotation detection device 100-2 according to a modification of one embodiment.
  • FIG. 16 is a top plan view of a rotation detection device 100-2 (with the upper cover 140 removed) according to a modification of the embodiment.
  • FIG. 17 is an external perspective view of a rotation detection device 100-2 (with the operation member 110 removed) according to a modification of one embodiment.
  • FIG. 18 is a cross-sectional view of a rotation detection device 100-2 according to a modification of one embodiment.
  • a rotation detection device 100-2 shown in FIGS. 15 to 18 is a modification of the rotation detection device 100.
  • FIG. Rotation detection device 100-2 detects rotation of operation member 110 in one direction (clockwise direction, arrow A direction) around rotation center axis AX. It differs from the rotation detection device 100 in that it has one possible switch 131A.
  • the rotation detection device 100-2 does not have the switch 131B, and the installation surface 121Ba of the support 121B protrudes to a position where it contacts the pressing surface 112B of the projection 112 at the initial position. As a result, the rotation detection device 100-2 prevents the operation member 110 from rotating in another direction (counterclockwise direction) around the rotation center axis AX.
  • the rotation detection device 100-2 performs the operation when the operation member 110 rotates in one direction (clockwise direction) around the rotation center axis AX and the operation when the operation member 110 returns to the initial position. , are the same as those of the rotation detection device 100 . That is, the rotation detection device 100-2 rotates in one direction (clockwise) by pressing the switch 131A with the pressing surface 112A of the protrusion 112 when the operation member 110 rotates in one direction. can be detected.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Human Computer Interaction (AREA)
  • Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
  • Switches With Compound Operations (AREA)

Abstract

La présente divulgation concerne un dispositif de détection de rotation qui comprend un élément d'actionnement annulaire pouvant tourner autour d'un axe central de rotation, un élément de base placé sur le côté interne de l'élément d'actionnement, et un commutateur qui est placé sur l'élément de base de telle sorte que la direction de rotation de l'élément d'actionnement est réglée dans une direction pour presser le commutateur, et est pressé par rotation de l'élément d'actionnement.
PCT/JP2022/011414 2021-09-24 2022-03-14 Dispositif de détection de rotation et stylet WO2023047649A1 (fr)

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US18/441,434 US20240186081A1 (en) 2021-09-24 2024-02-14 Rotation detection device and stylus pen

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JP2021-156047 2021-09-24

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09274830A (ja) * 1996-02-07 1997-10-21 Alps Electric Co Ltd 複合操作型電気部品
JP2003108301A (ja) * 2001-09-28 2003-04-11 Seiko Epson Corp 情報処理システム、携帯情報端末装置および入出力装置
JP2018532196A (ja) * 2015-10-06 2018-11-01 コミッサリア ア レネルジー アトミーク エ オ ゼネルジ ザルタナテイヴ 改善された触覚フィードバックを有する複合触覚インタフェース
WO2019209213A2 (fr) * 2017-12-27 2019-10-31 Eczacibasi Yapi Gerecleri Sanayi Ve Ticaret Anonim Sirketi Bouton de réglage

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09274830A (ja) * 1996-02-07 1997-10-21 Alps Electric Co Ltd 複合操作型電気部品
JP2003108301A (ja) * 2001-09-28 2003-04-11 Seiko Epson Corp 情報処理システム、携帯情報端末装置および入出力装置
JP2018532196A (ja) * 2015-10-06 2018-11-01 コミッサリア ア レネルジー アトミーク エ オ ゼネルジ ザルタナテイヴ 改善された触覚フィードバックを有する複合触覚インタフェース
WO2019209213A2 (fr) * 2017-12-27 2019-10-31 Eczacibasi Yapi Gerecleri Sanayi Ve Ticaret Anonim Sirketi Bouton de réglage

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US20240186081A1 (en) 2024-06-06

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